[FFmpeg-devel] [PATCH] doc/muxers: document mov faststart option.

Stefano Sabatini stefasab at gmail.com
Sun Oct 21 19:16:50 CEST 2012

On date Sunday 2012-10-21 15:23:01 +0200, Clément Bœsch encoded:
> ---
>  doc/muxers.texi | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> diff --git a/doc/muxers.texi b/doc/muxers.texi
> index 83c21db..34eed0f 100644
> --- a/doc/muxers.texi
> +++ b/doc/muxers.texi
> @@ -252,7 +252,8 @@ See also the @ref{framemd5} muxer.
>  The mov/mp4/ismv muxer supports fragmentation. Normally, a MOV/MP4
>  file has all the metadata about all packets stored in one location
>  (written at the end of the file, it can be moved to the start for
> -better playback using the @command{qt-faststart} tool). A fragmented
> +better playback by adding @var{faststart} to the @var{movflags}, or
> +using the @command{qt-faststart} tool). A fragmented
>  file consists of a number of fragments, where packets and metadata
>  about these packets are stored together. Writing a fragmented
>  file has the advantage that the file is decodable even if the
> @@ -310,6 +311,10 @@ more efficient), but with this option set, the muxer writes one moof/mdat
>  pair for each track, making it easier to separate tracks.
>  This option is implicitly set when writing ismv (Smooth Streaming) files.
> + at item -movflags faststart
> +Run a second pass moving the moov atom on top of the file. This
> +operation can take a while, and will not work in various situations such
> +as fragmented output, thus it is not enabled by default.
>  @end table

LGTM, thanks.
FFmpeg = Fabulous and Fundamentalist Moronic Powerful Explosive God

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